Chemical Engineering Thermodynamics Pressure-enthalpy chart is useful in refrigeration. The change in internal energy of an ideal fluid used in ideal refrigeration cycle is Positive Infinity Zero Negative Positive Infinity Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Water on heating from 1 to 4°C Expands Has same volume May contract or expand Contracts Expands Has same volume May contract or expand Contracts ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics For the reversible exothermic reaction, N₂ + 3H₂ ⇋ 2NH₃, increase of pressure would Shift the equilibrium towards right Both B and C Neither A nor B Give higher yield of NH₃ Shift the equilibrium towards right Both B and C Neither A nor B Give higher yield of NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n- octane into pure compounds each at 1 atm is -2 RT ln 0.5 2 RT 0.5 RT -RT ln 0.5 -2 RT ln 0.5 2 RT 0.5 RT -RT ln 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas. Less than Same as More than Half Less than Same as More than Half ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Thermodynamics __________ does not change during phase transformation processes like sublimation, melting & vaporisation. Gibbs free energy Entropy Internal energy All of these Gibbs free energy Entropy Internal energy All of these ANSWER DOWNLOAD EXAMIANS APP
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